Where does “Cymru” come from?
Cymru comes from Welsh Cymru, derived from Proto-Celtic kom-, which developed from Proto-Indo-European ḱóm, itself from Proto-Indo-European ḱe.
Ancestry of “Cymru”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Welsh | Cymru | Wales |
| 2 | Middle Welsh | Kymry | — |